Underwater hotel



FIG. 1 is a top perspective view of an underwater hotel;

FIG. 2 is a front elevation view thereof;

FIG. 3 is a rear elevation view thereof;

FIG. 4 is a left side elevation view thereof, the right side elevation view being a mirror image thereof;

FIG. 5 is a top plan view thereof; and,

FIG. 6 is a bottom plan view thereof.

The broken lines shown in the drawings illustrate portions of the underwater hotel that form no part of the claimed design. 

CLAIM The ornamental design for an underwater hotel, as shown and described. 